Masonry line holder



FIG. 1 is a perspective view of a masonry line holder, showing my new design;

FIG. 2 is a right side elevational view, the opposite side elevational view being a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a masonry line holder, as shown and described. 